Home / 20,441,496,424.80-30,662,244,637.20-8,809,315,816.80

Finding the Fourth Proportional to 20,441,496,424.80, 30,662,244,637.20 and 8,809,315,816.80

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Solution

The fourth proportional to 20,441,496,424.80, 30,662,244,637.20 and 8,809,315,816.80 is: 13,213,973,725.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,441,496,424.80 : 30,662,244,637.20 = 8,809,315,816.80 : x
  2. Step 2: Convert to fraction form
    20,441,496,424.80/30,662,244,637.20 = 8,809,315,816.80/x
  3. Step 3: Cross multiply
    20,441,496,424.80x = 30,662,244,637.20 × 8,809,315,816.80
  4. Step 4: Simplify right side
    20,441,496,424.80x = 270,113,396,661,076,918,272
  5. Step 5: Solve for x
    x = 270,113,396,661,076,918,272/20,441,496,424.80
  6. Step 6: Final answer
    x = 13,213,973,725.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.